﻿#region Copyright

// The contents of this file are subject to the Mozilla Public License
//  Version 1.1 (the "License"); you may not use this file except in compliance
//  with the License. You may obtain a copy of the License at
//  
//  http://www.mozilla.org/MPL/
//  
//  Software distributed under the License is distributed on an "AS IS"
//  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
//  License for the specific language governing rights and limitations under 
//  the License.
//  
//  The Initial Developer of the Original Code is Robert Smyth.
//  Portions created by Robert Smyth are Copyright (C) 2008.
//  
//  All Rights Reserved.

#endregion

using NoeticTools.StateEngine.States;


namespace NoeticTools.StateEngine
{
    public class StateEngineFactory<TContext, TState, TContextEvent, TStateEvent>
        where TContext : class
    {
        private readonly TState initialState;

        public StateEngineFactory(TState initialState)
        {
            this.initialState = initialState;
        }

        public IStateEngine<TContext, TState, TContextEvent, TStateEvent> Create()
        {
            IStateEngineRepository<TContext, TState, TContextEvent, TStateEvent> repository =
                new StateEngineRepository<TContext, TState, TContextEvent, TStateEvent>();

            ICurrentState<TContext, TState, TContextEvent, TStateEvent> currentState
                = new CurrentState<TContext, TState, TContextEvent, TStateEvent>(initialState, repository);

            return new StateEngine<TContext, TState, TContextEvent, TStateEvent>(repository, currentState);
        }
    }
}